#4FB9E8#4FB9E8

#4FB9E8 is a light, moderate cyan. Relative luminance 0.422; OKLCH L 74.3% C 0.118 H 230.5°. Best body text is #000000 at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#4FB9E8
RGB	rgb(79, 185, 232)
HSL	hsl(198, 77%, 61%)
HSV	hsv(198, 66%, 91%)
CMYK	cmyk(65.9%, 20.3%, 0%, 9%)
CIE-LAB	lab(71.00, -16.15, -32.42)
CIE-LCH	lch(71.00, 36.22, 243.52°)
OKLab	oklab(74.31% -0.075 -0.0908)
OKLCH	oklch(74.31% 0.118 230.5)
XYZ	xyz(35.1331, 42.1826, 82.6188)
Luminance	0.4219 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4FB9E8 #E87E4F

analogous

#4FE8CA #4FB9E8 #4F6CE8

triadic

#4FB9E8 #E84FB9 #B9E84F

tetradic

#4FB9E8 #CA4FE8 #E87E4F #6CE84F

square

#4FB9E8 #CA4FE8 #E87E4F #6CE84F

split-complementary

#4FB9E8 #E84F6C #E8CA4F

monochromatic

#167AA7 #1DA2DD #4FB9E8 #85CFEF #BBE4F6

Accessibility & contrast

On white

2.23

#4FB9E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.44

#4FB9E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4FB9E8

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4FB9E8	#FFFFFF	#000000	##000000
##4FB9E8	1.00	2.23	9.44	9.44
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.44	21.00	1.00	1.00
##000000	9.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A1B6EA

Deuteranopia (green-blind)

#8CA7E7

Tritanopia (blue-blind)

#00C6C9

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #4fb9e8;
/* rgb */ color: rgb(79, 185, 232);
/* oklch */ color: oklch(74.3% 0.118 230.5);

Tailwind

colors: {
  custom: {
    50: '#90ceef',
    500: '#4fb9e8',
    950: '#000000',
  },
}

SCSS

$custom: #4fb9e8;
$custom-light: #90ceef;
$custom-dark: #000000;

JSON

{
  "hex": "#4fb9e8",
  "rgb": {
    "r": 79,
    "g": 185,
    "b": 232
  },
  "hsl": {
    "h": 198.431,
    "s": 76.884,
    "l": 60.98
  },
  "oklch": {
    "l": 0.7431,
    "c": 0.11777,
    "h": 230.5
  },
  "luminance": 0.42186
}

Semantic roles & 50–950 ramp

primary

#4FB9E8

secondary

#E6BEAD

accent

#4B0CD9

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #4FB9E8

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →